Description

Submission

class Solution {
public:
    void moveZeroes(vector<int>& nums) {
        int n = nums.size();
        for(int i = 0, j = 0; i < n && j < n; ) {
            if(nums[i] == 0) {
                while(j < n && nums[j] == 0) ++j;
                if(j >= n) break;
                nums[i] = nums[j];
                nums[j] = 0;
            } else {
                ++i;
                j = max(i, j);
            }
        }
    }
};